Light Fix of `P3Talks` model instane choices
Light Fix of `P3Talks` model instane choices

The name of the `Python & Friends` sub community was previously badly named as "PyCon Sei".
Btw, this change affects the Admin Backend (only) : **P3Talk Admin Change list**.

leriomaggio/pycon_site,leriomaggio/pycon_site,leriomaggio/pycon_site,leriomaggio/pycon_site,leriomaggio/pycon_site